Method for manufacturing the V-shaped legs of a chair

Details Method for manufacturing the V-shaped legs of a chair Method for manufacturing the V-shaped legs of a chair

1999-03-25

2000-05-16

Bryant, David P.

Metal working

Method of mechanical manufacture

Shaping one-piece blank by removing material

B23P 1304

Patent

active

060618930

ABSTRACT:
A method for manufacturing a leg of a chair includes step 1 for preparing a metal ingot; step 2 for bending the metal ingot to be a V-shaped member; step 3 for forging the V-shaped member to have recesses defined therein; step 4 for removing the flash from the V-shaped member; step 5 for applying a first heat treatment process; step 6 for adjusting the V-shaped member precisely and step 7 for applying a second heat treatment process to the V-shaped member in step 6.

REFERENCES:
patent: 3645124 (1972-02-01), Rohrabaugh

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